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authorHaojian Zhuang <haojian.zhuang@marvell.com>2010-04-28 15:43:21 -0400
committerEric Miao <eric.y.miao@gmail.com>2010-05-11 11:25:06 -0400
commit2503991a56483dc8477a3c6ca86da253eb5f8af9 (patch)
tree26b11dcbd7016e8a68e09de6419d9a24061046f9 /arch
parentfed240558094058a5d372448b722fed93ddabd6b (diff)
[ARM] mmp: append device support in jasper
Support regulator MAX8649, PMIC MAX8925 into the Jasper. Backlight & power supply components of MAX8925 are enabled in Jasper. Signed-off-by: Haojian Zhuang <haojian.zhuang@marvell.com> Acked-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-mmp/jasper.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/arch/arm/mach-mmp/jasper.c b/arch/arm/mach-mmp/jasper.c
index cfd4d66ef800..d77dd41d60e1 100644
--- a/arch/arm/mach-mmp/jasper.c
+++ b/arch/arm/mach-mmp/jasper.c
@@ -15,12 +15,16 @@
15#include <linux/platform_device.h> 15#include <linux/platform_device.h>
16#include <linux/io.h> 16#include <linux/io.h>
17#include <linux/gpio.h> 17#include <linux/gpio.h>
18#include <linux/regulator/machine.h>
19#include <linux/regulator/max8649.h>
20#include <linux/mfd/max8925.h>
18 21
19#include <asm/mach-types.h> 22#include <asm/mach-types.h>
20#include <asm/mach/arch.h> 23#include <asm/mach/arch.h>
21#include <mach/addr-map.h> 24#include <mach/addr-map.h>
22#include <mach/mfp-mmp2.h> 25#include <mach/mfp-mmp2.h>
23#include <mach/mmp2.h> 26#include <mach/mmp2.h>
27#include <mach/irqs.h>
24 28
25#include "common.h" 29#include "common.h"
26 30
@@ -58,6 +62,63 @@ static unsigned long jasper_pin_config[] __initdata = {
58 GPIO149_ND_CLE, 62 GPIO149_ND_CLE,
59 GPIO112_ND_RDY0, 63 GPIO112_ND_RDY0,
60 GPIO160_ND_RDY1, 64 GPIO160_ND_RDY1,
65
66 /* PMIC */
67 PMIC_PMIC_INT | MFP_LPM_EDGE_FALL,
68};
69
70static struct regulator_consumer_supply max8649_supply[] = {
71 REGULATOR_SUPPLY("vcc_core", NULL),
72};
73
74static struct regulator_init_data max8649_init_data = {
75 .constraints = {
76 .name = "vcc_core range",
77 .min_uV = 1150000,
78 .max_uV = 1280000,
79 .always_on = 1,
80 .boot_on = 1,
81 .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
82 },
83 .num_consumer_supplies = 1,
84 .consumer_supplies = &max8649_supply[0],
85};
86
87static struct max8649_platform_data jasper_max8649_info = {
88 .mode = 2, /* VID1 = 1, VID0 = 0 */
89 .extclk = 0,
90 .ramp_timing = MAX8649_RAMP_32MV,
91 .regulator = &max8649_init_data,
92};
93
94static struct max8925_backlight_pdata jasper_backlight_data = {
95 .dual_string = 0,
96};
97
98static struct max8925_power_pdata jasper_power_data = {
99 .batt_detect = 0, /* can't detect battery by ID pin */
100 .topoff_threshold = MAX8925_TOPOFF_THR_10PER,
101 .fast_charge = MAX8925_FCHG_1000MA,
102};
103
104static struct max8925_platform_data jasper_max8925_info = {
105 .backlight = &jasper_backlight_data,
106 .power = &jasper_power_data,
107 .irq_base = IRQ_BOARD_START,
108};
109
110static struct i2c_board_info jasper_twsi1_info[] = {
111 [0] = {
112 .type = "max8649",
113 .addr = 0x60,
114 .platform_data = &jasper_max8649_info,
115 },
116 [1] = {
117 .type = "max8925",
118 .addr = 0x3c,
119 .irq = IRQ_MMP2_PMIC,
120 .platform_data = &jasper_max8925_info,
121 },
61}; 122};
62 123
63static void __init jasper_init(void) 124static void __init jasper_init(void)
@@ -67,6 +128,9 @@ static void __init jasper_init(void)
67 /* on-chip devices */ 128 /* on-chip devices */
68 mmp2_add_uart(1); 129 mmp2_add_uart(1);
69 mmp2_add_uart(3); 130 mmp2_add_uart(3);
131 mmp2_add_twsi(1, NULL, ARRAY_AND_SIZE(jasper_twsi1_info));
132
133 regulator_has_full_constraints();
70} 134}
71 135
72MACHINE_START(MARVELL_JASPER, "Jasper Development Platform") 136MACHINE_START(MARVELL_JASPER, "Jasper Development Platform")